65219822 has 8 divisors (see below), whose sum is σ = 98019072. Its totient is φ = 32546800.

The previous prime is 65219821. The next prime is 65219849. The reversal of 65219822 is 22891256.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65219821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30254 + ... + 32337.

It is an arithmetic number, because the mean of its divisors is an integer number (12252384).

Almost surely, 2^65219822 is an apocalyptic number.

65219822 is a deficient number, since it is larger than the sum of its proper divisors (32799250).

65219822 is a wasteful number, since it uses less digits than its factorization.

65219822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63114.

The product of its digits is 17280, while the sum is 35.

The square root of 65219822 is about 8075.8790233633. The cubic root of 65219822 is about 402.5253191896.

The spelling of 65219822 in words is "sixty-five million, two hundred nineteen thousand, eight hundred twenty-two".